Hello!
I'm happy to participate in the contest for such a giant as Unilever!
I really like your logo, so it have laid the foundation for the interior.
The main changes took place in a small hall, it is divided by a partition of electric glass
( https://www.youtube.com/watch?time_continue=1&v=oPTEGF6O_2U )
into two zones: an isolated zone at the window and a second at the entrance.
The illumination of the large hall did not change, but in the small hall there were changes, the lighting scheme I attached.
I also attach links for more useful information: